The IRS Tax Withholding Estimator is available to help employees determine the proper amount of federal income tax withholding. Information on the Foreign Investment in Real Property Tax Act of 1980 (FIRPTA) and how it affects a foreign person with real property interest.The Department of Justice urges taxpayers to choose their return preparers wisely as the April 18 federal tax filing deadline approaches. W2 forms show the income you earned the previous year and what taxes were withheld. The key to a tax fraud claim is that the person accused of the crime willfully or intentionally committed acts to avoid paying taxes. Tax Information, Publications, Taxpayer Education, Shopping, Online Tax Violations, Voluntary Disclosure, Contact Us, Taxpayer Service Centers You must give Form NJ-W4 to your employees to fill out and return to you. This form tells you how to withhold tax from your employee's pay. As AlanT222 suggests, she needs to fill out a W4 and submit to her employer to begin to withhold taxes from her paycheck. Failure to file your income tax return or filing a fraudulent tax return could earn you a criminal tax charge at some point.